Test Bank for Statistics for Managers Using (2).pdf

Test Bank for Statistics for Managers Using
Microsoft Excel, 7/E 7th Edition :
0133130800

,Statistics for Managers Using Microsoft Excel, 7e (Levine)
Chapter 1 Defining and Collecting Data

1) Which of the following is a discrete quantitative (numerical) variable?
A) the Dow Jones Industrial average
B) the volume of water released from a dam
C) the distance you drove yesterday
D) the number of employees of an insurance company
Answer: D
Difficulty: Easy
Keywords: discrete variable, types of data

2) Which of the following is a continuous quantitative (numerical) variable?
A) the color of a student's eyes
B) the number of employees of an insurance company
C) the amount of milk in a 2-liter carton
D) the number of gallons of milk sold at the local grocery store yesterday
Answer: C
Difficulty: Easy
Keywords: continuous variable, types of data

3) To monitor campus security, the campus police office is taking a survey of the number of students in a
parking lot each 30 minutes of a 24-hour period with the goal of determining when patrols of the lot
would serve the most students. If X is the number of students in the lot each period of time, then X is an
example of
A) a categorical variable.
B) a discrete variable.
C) a continuous variable.
D) a statistic.
Answer: B
Difficulty: Moderate
Keywords: discrete variable, types of data

4) Researchers are concerned that the weight of the average American school child is increasing implying,
among other things, that children's clothing should be manufactured and marketed in larger sizes. If X is
the weight of school children sampled in a nationwide study, then X is an example of
A) a categorical variable.
B) a discrete variable.
C) a continuous variable.
D) a table of random numbers.
Answer: C
Difficulty: Moderate
Keywords: continuous variable, types of data

,5) The classification of student class designation (freshman, sophomore, junior, senior) is an example of
A) a categorical variable.
B) a discrete variable.
C) a continuous variable.
D) a table of random numbers.
Answer: A
Difficulty: Easy
Keywords: categorical variable, types of data

6) The classification of student major (accounting, economics, management, marketing, other) is an
example of
A) a categorical variable.
B) a discrete variable.
C) a continuous variable.
D) a table of random numbers.
Answer: A
Difficulty: Easy
Keywords: categorical variable, types of data

7) The chancellor of a major university was concerned about alcohol abuse on her campus and wanted to
find out the proportion of students at her university who visited campus bars on the weekend before the
final exam week. Her assistant took a random sample of 250 students. The answer on "whether you
visited campus bars on the weekend before the final exam week" from students in the sample is an
example of
A) a categorical variable.
B) a discrete variable.
C) a continuous variable.
D) a table of random numbers.
Answer: A
Difficulty: Easy
Keywords: categorical variable, types of data

TABLE 1-1

The manager of the customer service division of a major consumer electronics company is interested in
determining whether the customers who have purchased a Blu-ray player made by the company over the
past 12 months are satisfied with their products.

8) Referring to Table 1-1, the possible responses to the question "How many Blu-ray players made by
other manufacturers have you used?" are values from a
A) discrete variable.
B) continuous variable.
C) categorical variable.
D) table of random numbers.
Answer: A
Difficulty: Easy
Keywords: discrete variable, types of data

9) Referring to Table 1-1, the possible responses to the question "Are you happy, indifferent, or unhappy

, with the performance per dollar spent on the Blu-ray player?" are values from a
A) discrete numerical variable.
B) continuous numerical variable.
C) categorical variable.
D) table of random numbers.
Answer: C
Difficulty: Easy
Keywords: categorical variable, types of data

10) Referring to Table 1-1, the possible responses to the question "What is your annual income rounded to
the nearest thousands?" are values from a
A) discrete numerical variable.
B) continuous numerical variable.
C) categorical variable.
D) table of random numbers.
Answer: A
Difficulty: Difficult
Keywords: discrete variable, types of data

11) Referring to Table 1-1, the possible responses to the question "How much time do you use the Blu-ray
player every week on the average?" are values from a
A) discrete numerical variable.
B) continuous numerical variable.
C) categorical variable.
D) table of random numbers.
Answer: B
Difficulty: Easy
Keywords: continuous variable, types of data

12) Referring to Table 1-1, the possible responses to the question "How many people are there in your
household?" are values from a
A) discrete numerical variable.
B) continuous numerical variable.
C) categorical variable.
D) table of random numbers.
Answer: A
Difficulty: Easy
Keywords: discrete variable, types of data